Question: What noble title is given to Louis II of Italy followed by Charles the Bald?
Paraphrase: Louis II of Italy and Charles the Bald were both given what noble title?
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q215204 p:P97 ?s . ?s ps:P97 ?obj . ?s pq:P156 wd:Q71231 }